A U.S. Treasury bond pays 6.4 percent interest. You are in the 10 percent tax bracket. What is your after-tax yield on this bond? Don't round steps. 2 decimal answer.

_%

If you face a 10% marginal tax rate, what is your after-tax return on each of the following bonds? A 5.9% coupon semiannual corporate bond with 3 years to maturity, currently selling for $1,000. Don't round steps. 2 decimal answer. _%

A 6% coupon semiannual corporate bond with 2 years to maturity, currently selling for $995. Don't round steps. 2 decimal answer.

_%

A 5% coupon semiannual municipal bond with 10 years to maturity, currently selling for $1,074. Don't round steps. 2 decimal answer.

_%